Looking on the internet deeply has found these results:

Anomaly that needed to be explained is the most popular phrase on the web.

Anomaly that requires explaination 10 results on the web	Anomaly that needed to be explained 14 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It doesn't look like this phrase is very popular! The search could not find any examples on the internet.	Peronism appeared to them as a ''damned fact of life,'' an anomaly that needed to be explained and hopefully defeated or overcome. Therefore, the attempts to ... Nov 30, 2011 ... To Margulis, bacteria were the norm of life, and everything else an anomaly that needed to be explained. In her view most of the evolution that ... Nov 26, 2011 ... To Margulis, bacteria were the norm of life, and everything else an anomaly that needed to be explained. In her view most of the evolution that ... Jan 26, 2016 ... 42: “Miller's results were 'just an anomaly that needed to be explained away.'” Eddington confirms Einstein's Prediction. We could get into lots ...

Anomaly that requires explaination

10 results on the web

Anomaly that needed to be explained

14 results on the web

More popular!

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

Peronism appeared to them as a ''damned fact of life,'' an anomaly that needed to be explained and hopefully defeated or overcome. Therefore, the attempts to ...
Nov 30, 2011 ... To Margulis, bacteria were the norm of life, and everything else an anomaly that needed to be explained. In her view most of the evolution that ...
Nov 26, 2011 ... To Margulis, bacteria were the norm of life, and everything else an anomaly that needed to be explained. In her view most of the evolution that ...
Jan 26, 2016 ... 42: “Miller's results were 'just an anomaly that needed to be explained away.'” Eddington confirms Einstein's Prediction. We could get into lots ...